Published in Rodriguésia, in 1989, in volume 41, issue 67, pages 3-33

Published in Rodriguésia, in 1989, in volume 41, issue 67, pages 35-43

Published in Rodriguésia, in 1989, in volume 41, issue 67, pages 53-61

Published in Rodriguésia, in 1989, in volume 41, issue 67, pages 63-69

Published in Rodriguésia, in 1989, in volume 41, issue 67, pages 71-77

Published in Rodriguésia, in 1989, in volume 41, issue 67, pages 81-115